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Representative LH pulse patterns in 1 highly stress-resilient (HSR; A) and 1 stress-sensitive (SS; B) monkey over an 8-h period in the early follicular phase of a nonstressed, control menstrual cycle. *Pulses defined by PULSAR algorithm. C: mean LH pulse frequency measured in the early follicular phase of a nonstressed, control menstrual cycle in HSR, medium stress-resilient (MSR), and SS monkeys.
